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Solve the all parts of following question given below:
Question: A 7.2-cm-diameter gear rotates with angular velocity (2.0 + 1/2t2) rad/s, where t is in seconds. At t = 9.0s,
Part A: Find the gear's angular acceleration?
Part B: Find the tangential acceleration of a tooth on the gear?
I need help to determine the tangential acceleration of a tooth on the gear.
a 2.745 kHz the reactance in a circuit of a 4uF capacitor and an inductor are equal in magnitude. what is the value of the inductor
A lathe was designed to operate from a 240 V supply to obtain the 1200 W power. What turns ratio Np/Ns required on a transformer to operate a 120V ac supply
What is the rms current in an RC circuit if R = 29.1 k?, C = 0.820 µF, and the rms applied voltage is 120 V at 60.0 Hz? (in A) A: 9.27×10-4 B: 1.34×10-3 C: 1.95×10-3 D: 2.83×10-3 E: 4.10×10-3 What is the phase angle between voltage and current? (in d..
An ideal gas at 20 degrees C consists of 2.2×1022 atoms. 8.5J of thermal energy are removed from the gas. What is the new temperature in degrees C
A hollow spherical shell has mass 7.85kg and radius 0.220m. What is the kinetic energy of the shell after it has turned through 7.00rev
A beam of light with wavelength in vacuum of 650 nm has a wavelength of 500 nm in material X. What is the angle of refraction and the angle of reflection
An osprey’s call is a distinct whistle at 2200 {rm Hz}. An osprey calls while diving at you, to drive you away from her nest. You hear the call at 2300 {rm Hz}. Explain how fast is the osprey approaching?
modern vacuum pumps make it easy to attain pressures of the order of 10?13atm in the laboratory.part aat a pressure of
A 2.00-g charged particle is released from rest in a region that has a uniform electric field = (160 N/C), Determine the charge of the particle
A vibrating source generates a harmonic wave on a string underconstant tension. If the power delivered to the string is doubled, by what factor does the speed change
A vacuum cleaner is plugged into a 120-V socket and uses 3.0Aof current in normal operation when the back emf generated by the electric motor is 72V. Find the coil resistance of the motor.
In a hypothetical nuclear fusion reactor, the fuel is deuterium gas at a temperature of about 9.1 x 108 K. If this gas could be used to operate a Carnot engine with TL = 248°C, what would be the engine's efficiency?
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